curl --request POST \ --url https://api.iotools.cloud/v1/tool/lean-six-sigma-dpmo-calculator \ --header 'Authorization: Bearer <token>' \ --header 'Content-Type: application/json' \ --data ' { "defects": "12", "units": "500", "opportunities": "4" } '

{ "tool": "lean-six-sigma-dpmo-calculator", "tool_version": "1.0.2", "outputs": { "result": [ { "metric": "Defects per unit (DPU)", "value": "0.0240" }, { "metric": "Defects per opportunity (DPO)", "value": "0.006000" }, { "metric": "Defects per million opportunities (DPMO)", "value": "6,000" }, { "metric": "Process yield", "value": "99.4000%" }, { "metric": "PPM defective (defects per million units)", "value": "24,000" }, { "metric": "Sigma level — long-term (no shift)", "value": "2.51σ" }, { "metric": "Sigma level — short-term (with 1.5σ shift)", "value": "4.01σ" } ], "referenceTable": [ { "sigma-level": "1σ", "dpmo": "691,462", "yield": "30.8538%" }, { "sigma-level": "2σ", "dpmo": "308,538", "yield": "69.1462%" }, { "sigma-level": "3σ", "dpmo": "66,807", "yield": "93.3193%" }, { "sigma-level": "4σ", "dpmo": "6,210", "yield": "99.3790%" }, { "sigma-level": "5σ", "dpmo": "233", "yield": "99.9767%" }, { "sigma-level": "6σ", "dpmo": "3.40", "yield": "99.9997%" } ] }, "credits_used": 5, "credits_remaining": null }